Grevillea robusta

silk oak, silky oak

Trees and Shrubs, Plants of Home and Garden, Bonsai

Surface sow seed in spring after soaking 24 hours; 70-80F/21-27C, well-drained, acidic soil ideal. Very good light. Has been used as indoor bonsai. Can also be grown from heel cuttings taken in summer; bottom heat may be helpful. Zone 9-10